The ability to contract or shorten

The outermost sheath of connective tissue that surrounds a skeletal muscle

A connective tissue sheath that envelops each primary bundle of muscle fibers

Identify the part

Identify the part

Identify the part

Identify the part

Identify the part

Identify the part

The THICK filaments found in a muscle cell are called

Which myofilament makes up the THIN filaments of muscle cells?

The area of interconnecting actin molecules, also known as the ends of a sarcomere, is called the

Which myofibril is a large bundle of proteins with contractile heads sticking out all throughout the bundle?

The bundles of organelles found in a muscle fiber are called

What are myofibrils composed of?

the functional contractile unit within a muscle fiber is called the

the cordlike connective tissue that attaches a muscle to a bone is called

The _______________ covers bundles of cells (fascicles) within the muscle.

Structure B is known as the thin filaments of the sarcomere, what is another name for the thin filaments?

Structure C is known as the thick filament of the sarcomere, it is also known as